/Engine/Source/Runtime/Core/Public/Misc/CoreDelegates.h
Callback to allow custom resolution of package names. Arguments are InRequestedName, OutResolvedName. Should return True of resolution occured.
static [TArray](API\Runtime\Core\Containers\TArray)< [TDelegate](API\Runtime\Core\Delegates\TDelegate)< bool(const [FString](API\Runtime\Core\Containers\FString) &, [FString](API\Runtime\Core\Containers\FString) &)> > PackageNameResolvers;